QEMU before 8.2.0 has an integer underflow, and resultant buffer overflow, via a TI command when an expected non-DMA transfer length is less than the length of the available FIFO data. This occurs in esp_do_nodma in hw/scsi/esp.c because of an underflow of async_len.
| Version | Score | Severity | Vector String |
|---|---|---|---|
| 3.1 | 8.8 | High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| Product | Vendor | Version |
|---|---|---|
| n/a | n/a | n/a |